/// <reference types="node" />
import { HttpsProxySocket } from './HttpsProxySocket';
import * as agentBase from 'agent-base';
import * as tls from 'tls';
/**
 * Construct an agent for http(s) requests. Mostly for testing purposes.
 *
 * @param proxy - the proxy to use
 * @param options - to set additional TLS options for https requests, e.g. rejectUnauthorized
 */
export declare function proxyAgent(proxy: HttpsProxySocket, options?: tls.ConnectionOptions): agentBase.Agent;